Portion of a shoe



FIG. 1 is a first perspective view of a portion of a shoe showing my newdesign;

FIG. 2 is a second perspective view thereof; and,

FIG. 3 is a side view thereof.

The broken line showing immediately adjacent the shaded regionrepresents an unclaimed boundary of the claimed design. The broken lineshowing of the remainder of the shoe is for illustrative purposes onlyand forms no part of the claimed design.

The ornamental design for a portion of a shoe, as shown and described.